\doxysection{arm\+\_\+fir\+\_\+sparse\+\_\+instance\+\_\+q31 Struct Reference}
\hypertarget{structarm__fir__sparse__instance__q31}{}\label{structarm__fir__sparse__instance__q31}\index{arm\_fir\_sparse\_instance\_q31@{arm\_fir\_sparse\_instance\_q31}}


Instance structure for the Q31 sparse FIR filter.  




{\ttfamily \#include $<$arm\+\_\+math.\+h$>$}

\doxysubsubsection*{Public Attributes}
\begin{DoxyCompactItemize}
\item 
uint16\+\_\+t \mbox{\hyperlink{structarm__fir__sparse__instance__q31_a07b6c01e58ec6dde384719130d36b0dc}{num\+Taps}}
\item 
uint16\+\_\+t \mbox{\hyperlink{structarm__fir__sparse__instance__q31_a557ed9d477e76e4ad2019344f19f568a}{state\+Index}}
\item 
q31\+\_\+t \texorpdfstring{$\ast$}{*} \mbox{\hyperlink{structarm__fir__sparse__instance__q31_aa2764af3742cf699dcbb11e57f73564b}{p\+State}}
\item 
const q31\+\_\+t \texorpdfstring{$\ast$}{*} \mbox{\hyperlink{structarm__fir__sparse__instance__q31_a410a321cad1176cc3d8c1411524017a1}{p\+Coeffs}}
\item 
uint16\+\_\+t \mbox{\hyperlink{structarm__fir__sparse__instance__q31_afdd3a1dc72132c854dc379154b68b674}{max\+Delay}}
\item 
int32\+\_\+t \texorpdfstring{$\ast$}{*} \mbox{\hyperlink{structarm__fir__sparse__instance__q31_ae8a911a15fbd0b57d89f9a217409625b}{p\+Tap\+Delay}}
\end{DoxyCompactItemize}


\doxysubsection{Detailed Description}
Instance structure for the Q31 sparse FIR filter. 

\label{doc-variable-members}
\Hypertarget{structarm__fir__sparse__instance__q31_doc-variable-members}
\doxysubsection{Member Data Documentation}
\Hypertarget{structarm__fir__sparse__instance__q31_afdd3a1dc72132c854dc379154b68b674}\index{arm\_fir\_sparse\_instance\_q31@{arm\_fir\_sparse\_instance\_q31}!maxDelay@{maxDelay}}
\index{maxDelay@{maxDelay}!arm\_fir\_sparse\_instance\_q31@{arm\_fir\_sparse\_instance\_q31}}
\doxysubsubsection{\texorpdfstring{maxDelay}{maxDelay}}
{\footnotesize\ttfamily \label{structarm__fir__sparse__instance__q31_afdd3a1dc72132c854dc379154b68b674} 
uint16\+\_\+t arm\+\_\+fir\+\_\+sparse\+\_\+instance\+\_\+q31\+::max\+Delay}

maximum offset specified by the p\+Tap\+Delay array. \Hypertarget{structarm__fir__sparse__instance__q31_a07b6c01e58ec6dde384719130d36b0dc}\index{arm\_fir\_sparse\_instance\_q31@{arm\_fir\_sparse\_instance\_q31}!numTaps@{numTaps}}
\index{numTaps@{numTaps}!arm\_fir\_sparse\_instance\_q31@{arm\_fir\_sparse\_instance\_q31}}
\doxysubsubsection{\texorpdfstring{numTaps}{numTaps}}
{\footnotesize\ttfamily \label{structarm__fir__sparse__instance__q31_a07b6c01e58ec6dde384719130d36b0dc} 
uint16\+\_\+t arm\+\_\+fir\+\_\+sparse\+\_\+instance\+\_\+q31\+::num\+Taps}

number of coefficients in the filter. \Hypertarget{structarm__fir__sparse__instance__q31_a410a321cad1176cc3d8c1411524017a1}\index{arm\_fir\_sparse\_instance\_q31@{arm\_fir\_sparse\_instance\_q31}!pCoeffs@{pCoeffs}}
\index{pCoeffs@{pCoeffs}!arm\_fir\_sparse\_instance\_q31@{arm\_fir\_sparse\_instance\_q31}}
\doxysubsubsection{\texorpdfstring{pCoeffs}{pCoeffs}}
{\footnotesize\ttfamily \label{structarm__fir__sparse__instance__q31_a410a321cad1176cc3d8c1411524017a1} 
const q31\+\_\+t \texorpdfstring{$\ast$}{*} arm\+\_\+fir\+\_\+sparse\+\_\+instance\+\_\+q31\+::p\+Coeffs}

points to the coefficient array. The array is of length num\+Taps. \Hypertarget{structarm__fir__sparse__instance__q31_aa2764af3742cf699dcbb11e57f73564b}\index{arm\_fir\_sparse\_instance\_q31@{arm\_fir\_sparse\_instance\_q31}!pState@{pState}}
\index{pState@{pState}!arm\_fir\_sparse\_instance\_q31@{arm\_fir\_sparse\_instance\_q31}}
\doxysubsubsection{\texorpdfstring{pState}{pState}}
{\footnotesize\ttfamily \label{structarm__fir__sparse__instance__q31_aa2764af3742cf699dcbb11e57f73564b} 
q31\+\_\+t \texorpdfstring{$\ast$}{*} arm\+\_\+fir\+\_\+sparse\+\_\+instance\+\_\+q31\+::p\+State}

points to the state buffer array. The array is of length max\+Delay+block\+Size-\/1. \Hypertarget{structarm__fir__sparse__instance__q31_ae8a911a15fbd0b57d89f9a217409625b}\index{arm\_fir\_sparse\_instance\_q31@{arm\_fir\_sparse\_instance\_q31}!pTapDelay@{pTapDelay}}
\index{pTapDelay@{pTapDelay}!arm\_fir\_sparse\_instance\_q31@{arm\_fir\_sparse\_instance\_q31}}
\doxysubsubsection{\texorpdfstring{pTapDelay}{pTapDelay}}
{\footnotesize\ttfamily \label{structarm__fir__sparse__instance__q31_ae8a911a15fbd0b57d89f9a217409625b} 
int32\+\_\+t \texorpdfstring{$\ast$}{*} arm\+\_\+fir\+\_\+sparse\+\_\+instance\+\_\+q31\+::p\+Tap\+Delay}

points to the array of delay values. The array is of length num\+Taps. \Hypertarget{structarm__fir__sparse__instance__q31_a557ed9d477e76e4ad2019344f19f568a}\index{arm\_fir\_sparse\_instance\_q31@{arm\_fir\_sparse\_instance\_q31}!stateIndex@{stateIndex}}
\index{stateIndex@{stateIndex}!arm\_fir\_sparse\_instance\_q31@{arm\_fir\_sparse\_instance\_q31}}
\doxysubsubsection{\texorpdfstring{stateIndex}{stateIndex}}
{\footnotesize\ttfamily \label{structarm__fir__sparse__instance__q31_a557ed9d477e76e4ad2019344f19f568a} 
uint16\+\_\+t arm\+\_\+fir\+\_\+sparse\+\_\+instance\+\_\+q31\+::state\+Index}

state buffer index. Points to the oldest sample in the state buffer. 

The documentation for this struct was generated from the following files\+:\begin{DoxyCompactItemize}
\item 
C\+:/\+Users/\+ASUS/\+Desktop/dm-\/ctrl\+H7-\/balance-\/9025test/\+Middlewares/\+ST/\+ARM/\+DSP/\+Inc/arm\+\_\+math.\+h\item 
C\+:/\+Users/\+ASUS/\+Desktop/dm-\/ctrl\+H7-\/balance-\/9025test/\+Middlewares/\+ST/\+ARM/\+DSP/\+Include/dsp/filtering\+\_\+functions.\+h\end{DoxyCompactItemize}
